package com.wench.leetcode.simple_factory;

import com.sun.istack.internal.NotNull;

/**
 * @author wench
 * @date 2021/12/27 17:34
 */
public class N95Mask extends Mask {

    @NotNull
    @Override
    public String toString() {
        return "这是 N95 口罩";
    }
}
